Pump dispenser closure



FIG. 1 is a right side view of a pump dispenser closure showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof. 

The ornamental design for a pump dispenser closure, as shown. 